Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
patientus.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 22:08:00 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 10
A / AAAA Records
- 213.133.104.45 ↩ www45.your-server.de
Mail Server IPs
- 142.250.31.27 ↩ bj-in-f27.1e100.net
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 142.251.111.27 ↩ bk-in-f27.1e100.net
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 142.250.31.26 ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2026031300 14400 1800 604800 300
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026031300
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:81.169.185.142 ip4:148.251.19.214 ip4:148.251.19.212 ip4:136.243.51.150 ip6:2a01:4f8:212:1394::2 ip4:136.243.51.147 ip6:2a01:4f8:212:1391::2 a:patientus.de ip4:88.99.67.133 ip6:2a01:4f8:10a:13c4::2 include:eu.zcsend.net include:zoho.eu include:eu-sender.zohobooks.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- zoho-verification=zb15057294.zmverify.zoho.com
- google-site-verification=Z0DVOKCJDkfOvY2VP8sX5_UpKfkDFkMAwd97iI663QE
- google-site-verification=kuE168lBDjNrGSpVUb1O3K1rGln7VOeSf5jEEfcHXmE
- SPFv=spf1 ip4:81.169.185.142 ip4:148.251.19.214 ip4:148.251.19.212 ip4:136.243.51.150 ip6:2a01:4f8:212:1394::2 ip4:136.243.51.147 ip6:2a01:4f8:212:1391::2 a:patientus.de ip4:88.99.67.133 ip6:2a01:4f8:10a:13c4::2 include:eu.zcsend.net include:zoho.eu include:eu-sender.zohobooks.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for patientus.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits